Happy Hollow Limestone Member of Scranton Shale of Wabaunsee Group (IA*,KS*,MO*,NE*,OK*)
Happy Hollow Limestone Member of Scranton Formation of Wabaunsee Group (IA*,MO*,NE*)
Happy Hollow Limestone Member of Scranton Shale of Ada Group (OK)
Happy Hollow Limestone Member of Scranton Shale of /Sacfox subgroup [informal] of Wabaunsee Group (KS)
Happy Hollow Limestone Member of Scranton Formation of /Sacfox subgroup [informal] of Wabaunsee Group (MO)

["Subgroup" not recognized as a formal stratigraphic rank term (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005). Sacfox subgroup considered informal and should not be capitalized.]